[go: up one dir, main page]

EP2690365A4 - ACOUSTICAL DAMPER, COMBUSTION CHAMBER AND GAS TURBINE - Google Patents

ACOUSTICAL DAMPER, COMBUSTION CHAMBER AND GAS TURBINE

Info

Publication number
EP2690365A4
EP2690365A4 EP12760742.2A EP12760742A EP2690365A4 EP 2690365 A4 EP2690365 A4 EP 2690365A4 EP 12760742 A EP12760742 A EP 12760742A EP 2690365 A4 EP2690365 A4 EP 2690365A4
Authority
EP
European Patent Office
Prior art keywords
combustion chamber
gas turbine
acoustical damper
acoustical
damper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP12760742.2A
Other languages
German (de)
French (fr)
Other versions
EP2690365A1 (en
EP2690365B1 (en
Inventor
Masaki Ono
Tetsu Konishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to EP15156023.2A priority Critical patent/EP2930429B1/en
Publication of EP2690365A1 publication Critical patent/EP2690365A1/en
Publication of EP2690365A4 publication Critical patent/EP2690365A4/en
Application granted granted Critical
Publication of EP2690365B1 publication Critical patent/EP2690365B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/16—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/04—Antivibration arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/24—Heat or noise insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M20/00—Details of combustion chambers, not otherwise provided for, e.g. means for storing heat from flames
    • F23M20/005—Noise absorbing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/002—Wall structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/005—Combined with pressure or heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • F23R3/06—Arrangement of apertures along the flame tube
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/963—Preventing, counteracting or reducing vibration or noise by Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/964—Preventing, counteracting or reducing vibration or noise counteracting thermoacoustic noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/03041—Effusion cooled combustion chamber walls or domes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
EP12760742.2A 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine Active EP2690365B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15156023.2A EP2930429B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011063298 2011-03-22
PCT/JP2012/053988 WO2012127959A1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP15156023.2A Division-Into EP2930429B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine
EP15156023.2A Division EP2930429B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine

Publications (3)

Publication Number Publication Date
EP2690365A1 EP2690365A1 (en) 2014-01-29
EP2690365A4 true EP2690365A4 (en) 2014-08-27
EP2690365B1 EP2690365B1 (en) 2015-12-30

Family

ID=46879122

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15156023.2A Active EP2930429B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine
EP12760742.2A Active EP2690365B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP15156023.2A Active EP2930429B1 (en) 2011-03-22 2012-02-20 Acoustic damper, combustor, and gas turbine

Country Status (6)

Country Link
US (1) US8733496B2 (en)
EP (2) EP2930429B1 (en)
JP (3) JP5623627B2 (en)
KR (1) KR101498400B1 (en)
CN (1) CN103140716B (en)
WO (1) WO2012127959A1 (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2559945A1 (en) * 2011-08-17 2013-02-20 Siemens Aktiengesellschaft Combustion arrangement and turbine comprising a damping facility
EP2818670B1 (en) * 2012-02-24 2017-09-20 Mitsubishi Heavy Industries, Ltd. Acoustic damper, combustor and gas turbine
JP6099093B2 (en) * 2013-04-16 2017-03-22 三菱重工業株式会社 Acoustic damper device
GB2516286B (en) * 2013-07-18 2016-08-17 Rolls Royce Plc A duct and method for damping pressure waves caused by thermoacoustic instability
US20150082794A1 (en) * 2013-09-26 2015-03-26 Reinhard Schilp Apparatus for acoustic damping and operational control of damping, cooling, and emissions in a gas turbine engine
JP6258042B2 (en) * 2014-01-17 2018-01-10 三菱重工業株式会社 Damping device, combustor and gas turbine
WO2016032434A1 (en) * 2014-08-26 2016-03-03 Siemens Energy, Inc. Film cooling hole arrangement for acoustic resonators in gas turbine engines
US10260643B2 (en) 2014-12-02 2019-04-16 United Technologies Corporation Bleed valve resonator drain
WO2016135833A1 (en) * 2015-02-23 2016-09-01 三菱重工業株式会社 Damping device, combustor, and gas turbine
US9783316B2 (en) * 2015-06-22 2017-10-10 Rohr, Inc. Acoustic panel assembly with a folding chamber
JP6579834B2 (en) 2015-07-08 2019-09-25 三菱日立パワーシステムズ株式会社 Combustor and gas turbine
JP6640581B2 (en) * 2016-01-29 2020-02-05 三菱日立パワーシステムズ株式会社 Acoustic dampers, combustors and gas turbines
JP6756897B2 (en) * 2016-07-25 2020-09-16 シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ Gas turbine engine with resonator ring
US10228138B2 (en) 2016-12-02 2019-03-12 General Electric Company System and apparatus for gas turbine combustor inner cap and resonating tubes
US10220474B2 (en) 2016-12-02 2019-03-05 General Electricd Company Method and apparatus for gas turbine combustor inner cap and high frequency acoustic dampers
US10221769B2 (en) 2016-12-02 2019-03-05 General Electric Company System and apparatus for gas turbine combustor inner cap and extended resonating tubes
US10724739B2 (en) 2017-03-24 2020-07-28 General Electric Company Combustor acoustic damping structure
US10415480B2 (en) 2017-04-13 2019-09-17 General Electric Company Gas turbine engine fuel manifold damper and method of dynamics attenuation
US10436118B2 (en) 2017-06-19 2019-10-08 Rohr, Inc. Acoustic panel with folding chamber
US11156162B2 (en) 2018-05-23 2021-10-26 General Electric Company Fluid manifold damper for gas turbine engine
US11506125B2 (en) 2018-08-01 2022-11-22 General Electric Company Fluid manifold assembly for gas turbine engine
IT201900002403A1 (en) * 2019-02-19 2020-08-19 Phononic Vibes S R L Device to reduce the noise generated by a fan
JP7223598B2 (en) * 2019-02-26 2023-02-16 三菱重工業株式会社 Acoustic dampers, combustors and gas turbines
JP7289752B2 (en) * 2019-08-01 2023-06-12 三菱重工業株式会社 Acoustic dampener, canister assembly, combustor, gas turbine and method of manufacturing canister assembly
US11506382B2 (en) 2019-09-12 2022-11-22 General Electric Company System and method for acoustic dampers with multiple volumes in a combustion chamber front panel
JP7393262B2 (en) * 2020-03-23 2023-12-06 三菱重工業株式会社 Combustor and gas turbine equipped with the same
KR102343412B1 (en) * 2020-10-06 2021-12-24 재단법인 파동에너지 극한제어 연구단 Muffler
JP6980144B1 (en) * 2021-03-24 2021-12-15 三菱パワー株式会社 Assembling method of combustor for gas turbine, gas turbine and gas turbine
US20240003543A1 (en) * 2022-06-29 2024-01-04 General Electric Company Acoustic liner for a gas turbine engine
US11788724B1 (en) * 2022-09-02 2023-10-17 General Electric Company Acoustic damper for combustor
US12366203B1 (en) 2024-05-15 2025-07-22 General Electric Company Turbine engine having a multicavity damper

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3655011A (en) * 1970-06-10 1972-04-11 Tenneco Inc Sound attenuating chamber
JPS62126215A (en) * 1985-11-26 1987-06-08 Honda Motor Co Ltd Side branch type silencer
US4799077A (en) 1987-11-23 1989-01-17 Polaroid Corporation Common drive for shutter blades and objective lens assembly
JP2715465B2 (en) 1988-08-31 1998-02-18 日本電気株式会社 Symbol string matching device
US4944362A (en) * 1988-11-25 1990-07-31 General Electric Company Closed cavity noise suppressor
US5502283A (en) * 1991-09-25 1996-03-26 Toyoda Boshoku Kabushiki Kaisha Muffler
US5952625A (en) * 1998-01-20 1999-09-14 Jb Design, Inc. Multi-fold side branch muffler
EP1085200B1 (en) * 1999-09-16 2003-01-02 Siemens VDO Automotive Inc. Variable resonator
CN2413190Y (en) * 2000-04-14 2001-01-03 周成荣 Energy-saving efficient water-oil plane engine with infrared silencer
US6530221B1 (en) * 2000-09-21 2003-03-11 Siemens Westinghouse Power Corporation Modular resonators for suppressing combustion instabilities in gas turbine power plants
JP3676228B2 (en) * 2000-12-06 2005-07-27 三菱重工業株式会社 Gas turbine combustor, gas turbine and jet engine
US6973790B2 (en) * 2000-12-06 2005-12-13 Mitsubishi Heavy Industries, Ltd. Gas turbine combustor, gas turbine, and jet engine
JP2002317650A (en) 2001-04-24 2002-10-31 Mitsubishi Heavy Ind Ltd Gas turbine combustor
US6595319B1 (en) * 2001-10-30 2003-07-22 Ronald G. Huff Muffler
WO2004051063A1 (en) * 2002-12-02 2004-06-17 Mitsubishi Heavy Industries, Ltd. Gas turbine combustor, and gas turbine with the combustor
US7080514B2 (en) * 2003-08-15 2006-07-25 Siemens Power Generation,Inc. High frequency dynamics resonator assembly
JP4494889B2 (en) 2004-07-05 2010-06-30 三菱重工業株式会社 Attenuation device
JP4754987B2 (en) 2005-02-22 2011-08-24 三菱重工業株式会社 Damping device, combustor and gas turbine
US7461719B2 (en) * 2005-11-10 2008-12-09 Siemens Energy, Inc. Resonator performance by local reduction of component thickness
JP4773904B2 (en) * 2006-07-11 2011-09-14 三菱重工業株式会社 Gas turbine combustor
JP5074099B2 (en) * 2007-05-28 2012-11-14 株式会社荏原製作所 Silencer
WO2009009119A1 (en) * 2007-07-10 2009-01-15 Jb Design, Inc. Muffler
JP4831835B2 (en) * 2007-09-25 2011-12-07 三菱重工業株式会社 Gas turbine combustor
JP4823186B2 (en) * 2007-09-25 2011-11-24 三菱重工業株式会社 Gas turbine combustor
CN101868602B (en) * 2007-11-21 2013-09-04 三菱重工业株式会社 Damping device and gas turbine combustor
JP2009144975A (en) * 2007-12-13 2009-07-02 Mitsubishi Heavy Ind Ltd Acoustic damper structure
KR101285930B1 (en) * 2009-02-27 2013-07-12 미츠비시 쥬고교 가부시키가이샤 Combustor and gas turbine with same
US8474265B2 (en) * 2009-07-29 2013-07-02 General Electric Company Fuel nozzle for a turbine combustor, and methods of forming same

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO2012127959A1 *

Also Published As

Publication number Publication date
US8733496B2 (en) 2014-05-27
EP2690365A1 (en) 2014-01-29
KR101498400B1 (en) 2015-03-30
EP2690365B1 (en) 2015-12-30
JPWO2012127959A1 (en) 2014-07-24
JP5813169B2 (en) 2015-11-17
KR20130101041A (en) 2013-09-12
JP5623627B2 (en) 2014-11-12
US20130206500A1 (en) 2013-08-15
CN103140716A (en) 2013-06-05
JP2014130009A (en) 2014-07-10
EP2930429B1 (en) 2016-12-14
JP2014238099A (en) 2014-12-18
CN103140716B (en) 2015-05-27
JP5995932B2 (en) 2016-09-21
EP2930429A1 (en) 2015-10-14
WO2012127959A1 (en) 2012-09-27

Similar Documents

Publication Publication Date Title
EP2690365A4 (en) ACOUSTICAL DAMPER, COMBUSTION CHAMBER AND GAS TURBINE
EP2698582A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE AND GAS TURBINE
EP2933561A4 (en) GAS TURBINE COMBUSTION CHAMBER ACCEPTING MULTIPLE FUEL
EP2784394A4 (en) COMBUSTION CHAMBER AND GAS TURBINE
EP2693123A4 (en) NOZZLE, COMBUSTION CHAMBER FOR GAS TURBINE AND GAS TURBINE
EP2754963A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE
EP2730845A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE
EP2716976A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE
EP2844854A4 (en) GAS TURBINE ENGINE COMBUSTION CHAMBER PREVENTION PREVENTION
EP2402658A4 (en) COMBUSTION CHAMBER AND GAS TURBINE EQUIPPED WITH SAID COMBUSTION CHAMBER
EP2809931A4 (en) ENGINE ARCHITECTURE WITH GAS TURBOSOUFFLANTE GAS TURBINE ENGINE
EP2693122A4 (en) Combustor for gas turbine engine and gas turbine
EP2792850A4 (en) COOLING MECHANISM, TURBINE BUCKET AND COMBUSTION CHAMBER
EP2610442A4 (en) GAS TURBINE
EP2500655A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE AND GAS TURBINE
EP2693021A4 (en) COMBUSTION CHAMBER AND GAS TURBINE HAVING THE SAME
EP2900975A4 (en) GAS TURBINE ENGINE COMBUSTION CHAMBER SECTION
EP3033574A4 (en) GAS TURBINE ENGINE COMBUSTION CHAMBER ROOM ASSEMBLY
EP2971972A4 (en) GAS TURBINE ENGINE COMBUSTION CHAMBER
EP2713013A4 (en) GAS TURBINE ENGINE
EP2182195A4 (en) COMBUSTION CHAMBER FOR GAS TURBINE
EP2776677A4 (en) GAS TURBINE ENGINE COMPRESSOR ARRANGEMENT
GB201112045D0 (en) A gas turbine engine exhaust nozzle
FR2976346B1 (en) TURBOMACHINE ANNULAR COMBUSTION CHAMBER
EP2781838A4 (en) GAS TURBINE COMBUSTION CHAMBER

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20130311

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140729

RIC1 Information provided on ipc code assigned before grant

Ipc: F02C 7/24 20060101ALI20140723BHEP

Ipc: F23R 3/16 20060101AFI20140723BHEP

Ipc: F01D 25/04 20060101ALI20140723BHEP

Ipc: F23R 3/42 20060101ALI20140723BHEP

Ipc: F01D 25/00 20060101ALI20140723BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150710

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 767669

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160115

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602012013418

Country of ref document: DE

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160330

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20151230

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 767669

Country of ref document: AT

Kind code of ref document: T

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160229

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160331

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160502

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160430

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160220

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602012013418

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160229

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160229

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20160330

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20161028

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

26N No opposition filed

Effective date: 20161003

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160220

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160330

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160229

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20120220

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160229

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602012013418

Country of ref document: DE

Owner name: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, JP

Free format text: FORMER OWNER: MITSUBISHI HEAVY INDUSTRIES, LTD., TOKYO, JP

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20241231

Year of fee payment: 14